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Finding the Fourth Proportional to 114,045.92, 157,344.80 and 73,810.56

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Solution

The fourth proportional to 114,045.92, 157,344.80 and 73,810.56 is: 101,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,045.92 : 157,344.80 = 73,810.56 : x
  2. Step 2: Convert to fraction form
    114,045.92/157,344.80 = 73,810.56/x
  3. Step 3: Cross multiply
    114,045.92x = 157,344.80 × 73,810.56
  4. Step 4: Simplify right side
    114,045.92x = 11,613,707,801.09
  5. Step 5: Solve for x
    x = 11,613,707,801.09/114,045.92
  6. Step 6: Final answer
    x = 101,833.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.